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Troubleshooting Arterial-Phase MR Images of Gadoxetate Disodium-Enhanced Liver
허지미,김소연,Benjamin M. Yeh,이승수,김경원,En-Haw Wu,Z. Jane Wang,Li-qin Zhao,Wei Chou Chang 대한영상의학회 2015 Korean Journal of Radiology Vol.16 No.6
Gadoxetate disodium is a widely used magnetic resonance (MR) contrast agent for liver MR imaging, and it provides both dynamic and hepatobiliary phase images. However, acquiring optimal arterial phase images at liver MR using gadoxetate disodium is more challenging than using conventional extracellular MR contrast agent because of the small volume administered, the gadolinium content of the agent, and the common occurrence of transient severe motion. In this article, we identify the challenges in obtaining high-quality arterial-phase images of gadoxetate disodium-enhanced liver MR imaging and present strategies for optimizing arterial-phase imaging based on the thorough review of recent research in this field.